sorry guyz for unclear message...
voltage control.... rather using pc interfacing / parallel port / printer port using VB...
i want to know how may LED can function turn on/off using VB what is the exact code/command... "sorry no background in VB"

Thank all...
voltage control.... using pc interfacing / USB port / using VB...
i want to know how may LED can function turn on/off using VB what is the exact code/command... "sorry no background in VB"

I have a 2d matrix with dimension (3, n) called A, I want to calculate the normalization and cross product of two arrays (b,z) (see the code please) for each column (for the first column, then the second one and so on).
the function that I created to find the ...

Write a C program that should create a 10 element array of random integers (0 to 9). The program should total all of the numbers in the odd positions of the array and compare them with the total of the numbers in the even positions of the array and indicate ...